I don't know much about gallbladder removal and what you can eat but maybe there's other stuff you have been eating that combined with the sonic is pushing your body past the point where it can process?

Or Sonic changed something? That's what I usually go for when I get sick. That way it's someone else's fault. Either way, I hope you feel better soon!

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Science may never come up with a better office communication system than the coffee break ~ Earl Wilson